1/2/2020
Voiceless retroflex fricative [ʂ]
Voiceless alveolar fricative [s]
Free variation or not?
Participants
Stimuli
Procedures
40 persons
Studying in National Taiwan University
From different departments
Necessary cues for discrimination between /ʃa/ and /sa/ in English. (Li & Allen 2011)
Naturally produced [ʂa]
Praat
Hann band-pass filter
One second long